OX11 postcode
Broadband in OX11 0HX
Harwell, Vale of White Horse
Gigabit broadband is available at this postcode.
Free, independent comparison · Ofcom verified data · Updated 21 March 2026
Flood Risk
Medium
Fibre (FTTP)
No
Best speed
Gigabit (1Gbps+)
Speed Calculator
Adjust the options below to see how much broadband speed your household needs.
HD uses ~5 Mbps per person. 4K uses ~25 Mbps.
Each person on calls needs around 10 Mbps.
Competitive gaming needs low latency as much as raw speed.
Cameras, thermostats, speakers and similar devices each use a few Mbps.
Gigabit broadband (Gigabit (1Gbps+)) is available at OX11 0HX. That covers your 14 Mbps needs with room to spare.
Speed Test
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The test downloads a 2 MB file from our server and measures how long it takes.
This test measures download speed only. Results vary depending on network conditions.
Broadband availability
Source: Ofcom Connected Nations 2025 (Jul 2025)
| Technology | Available | Coverage | Typical Speed |
|---|---|---|---|
| Standard (ADSL) | 100% | 100% | 10-20 Mbps |
| Superfast (30+ Mbps) | 100% | 100% | 30-80 Mbps |
| Ultrafast (100+ Mbps) | 100% | 100% | 100-300 Mbps |
| Full Fibre (FTTP) | 0% | 0% | 300-900 Mbps |
| Gigabit | 100% | 100% | 900-1,000 Mbps |
Speed Distribution at OX11 0HX
Source: Ofcom Connected Nations 2025
Mobile coverage
4G & 5G coverage · Ofcom Connected Nations 2025
4G Outdoor
4G Indoor
5G Outdoor
Networks with 4G
Schools nearby
Nearest schools within 5 miles · Ofsted ratings as at Jan 2026
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Flood risk
🟠
Flood risk: Medium
This postcode is in undefined — medium risk of flooding from rivers and sea.
Flood Zone
Risk Level
Medium
Air quality
Particulate matter & nitrogen dioxide levels
air quality
Air quality data not available.
WHO guideline: 15 μg/m³
WHO guideline: 45 μg/m³
WHO guideline: 25 μg/m³
Transport links
Nearest train stations and towns
Nearest train stations
No train stations found within 15 miles
Council tax bands
Band distribution for Vale of White Horse
Most common: Band
Annual council tax estimates for , 2024/25
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Harwell is home to OX11 0HX. Whether you live here or plan to move, the data below paints a clear picture. Broadband, schools, crime, house prices, and local services all follow. The numbers speak for themselves.
Superfast coverage here stands at 100%. Nationally, 93% of UK premises have access. Coverage at this postcode is strong. Ultrafast broadband (100 Mbps+) reaches 100% of properties. That is solid coverage for bandwidth-heavy households. Gigabit-capable connections cover 100% of premises. Most homes can access gigabit speeds if they choose to.
Looking at the full speed profile for OX11 0HX gives a better picture of what to expect. 100% of connections fall in the 300 Mbps or faster range. No premises here are stuck below 5 Mbps. Every property meets the basic threshold for video calls. Over half of connections exceed 300 Mbps. That supports multiple 4K streams, large file transfers, and cloud gaming without issue.
Here is how the broadband at OX11 0HX maps against common household needs. Most premises have superfast speeds. Remote working with video calls and cloud tools should be manageable for most households.
Fixed Wireless Access is not currently available at OX11 0HX. For properties without fibre, 4G or 5G home broadband from Three, EE, or Vodafone may be an alternative.
0% of premises at OX11 0HX fall below the Universal Service Obligation of 10 Mbps. Every property here meets the minimum standard. That is not the case everywhere. Next-generation access (NGA) reaches 100% of the area. NGA typically means speeds of 24 Mbps or above.
Flood risk at OX11 0HX is rated Medium. Check Environment Agency flood maps for detailed information. Specialist flood insurance may be needed.
The three most common bands are D (25%), C (20%), E (20%). Band D corresponds to 1991 property values of £68,001 to £88,000. Current values are typically much higher. The spread across mid-range bands suggests a varied housing stock.
4G outdoor coverage at OX11 0HX reaches 95%. Indoor 4G drops to 85%. Some signal loss indoors is normal. Most calls and data should still work inside. Coverage data covers EE, O2, Three, Vodafone. Check each operator individually, as coverage varies by network.
Suitability scores for OX11 0HX: remote working 55/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.
OX11 0HX falls within the Vale of White Horse local authority area. The immediate area is Harwell, a distinct community within the wider district. The OX11 postcode area contains 1112 postcodes on this site. Superfast broadband across OX11 ranges from 0% to 100%. OX11 0HX is close to the area average of 97%.
How does OX11 0HX compare to its neighbours? OX11 0HT (0.03 miles, harwell) has 100% superfast coverage and 100% gigabit. OX11 0LH (0.05 miles, harwell) has 100% superfast coverage and 100% gigabit. Coverage is broadly similar across these neighbouring postcodes.
Broadband availability varies by provider and by property. At OX11 0HX, check individual coverage tools from BT, Sky, Virgin Media, and local operators. If fibre is unavailable, consider 4G home broadband or satellite as alternatives. Speeds may still be adequate for most uses. Compare contract lengths, total costs over the term, and exit fees. The cheapest monthly rate is not always the best deal.
Harwell offers a mix of residential properties and local amenities. The character of any area is best judged in person.
Looking at the overall picture for OX11 0HX, a few things are worth highlighting. Connectivity at OX11 0HX is a strength. Strong broadband coverage gives flexibility for both working and leisure. The area scores well on that front. Vale of White Horse as a local authority area has its own planning priorities, council services, and infrastructure investment plans. Check the council website for the latest. The data covers what can be measured. Harwell has its own character that numbers alone cannot capture. Use these figures as a filter, then visit to get the full picture.
Data sources include Ofcom (broadband and mobile), Land Registry (house prices), Police.uk (crime), Ofsted (schools), Environment Agency (flood risk), and Open-Meteo (air quality). Council tax data comes from the Valuation Office Agency. EPC data is from DLUHC. Transport data uses NaPTAN. Speed distribution figures are from Ofcom Connected Nations. All figures are the latest available at the time of writing.
Before making a decision about OX11 0HX, visit in person. Check the commute at rush hour. Try the mobile signal indoors. Look at local shops and green spaces. Ask about broadband reliability, not just speed. Data sets the scene, but real life fills in the gaps.
This covers the key data for OX11 0HX. Broadband, property, schools, safety, and local services all in one place. For area-wide trends, see the Harwell hub page. Bookmark this page and check back as new data arrives.
More local data is being added for this postcode
This page already has postcode-specific content, and more data-backed sections will appear as the remaining local datasets finish processing.
Frequently asked questions about OX11 0HX
What are the broadband speeds available at OX11 0HX?
Superfast broadband (30 Mbps+) is available to 100% of premises at OX11 0HX. Ultrafast coverage is at 100%.
What is the average house price near OX11 0HX?
No recent house price data is available for OX11 0HX.
What is the flood risk for properties at OX11 0HX?
OX11 0HX has a Medium flood risk rating. Check Environment Agency maps for detail.
What schools are nearby in the OX11 0HX area?
School data for OX11 0HX is being updated. Check the Get Information About Schools service for the latest.
How does crime rate in OX11 0HX compare to other areas?
Crime data for this area is being updated.
How suitable is OX11 0HX for remote working?
OX11 0HX scores 55/100 for remote working suitability. Speeds may limit video-heavy workflows.
What is the mobile signal like at OX11 0HX?
4G outdoor coverage at OX11 0HX is 95%. Indoor coverage may be lower.
What is the most common energy efficiency rating near OX11 0HX?
EPC data for OX11 0HX is being updated. Check the EPC register for individual property ratings.
What is the council tax band distribution at OX11 0HX?
Council tax band information for OX11 0HX is being updated.
How accessible are GP surgeries near OX11 0HX?
GP surgery data for OX11 0HX is being updated. Check NHS.uk for the latest.
What transport links are available near OX11 0HX?
Transport data for OX11 0HX is being updated.
Is OX11 0HX a suitable area for families?
OX11 0HX scores 50/100 for family suitability. Check school and crime sections above for detail.
What is the air quality like at OX11 0HX?
Air quality data for OX11 0HX is being updated.
How far is the nearest EV charging point from OX11 0HX?
EV charging data for OX11 0HX is being updated. Check Zap-Map for the latest.
Can I get full fibre broadband at OX11 0HX?
Ultrafast broadband (100 Mbps+) reaches 100% of premises. Check Openreach and local operators for FTTP availability.
Area suitability scores
OX11 0HXRemote Worker
55Based on superfast broadband coverage, FTTP %, and 4G mobile outdoor coverage.
Family
50Based on Ofsted school ratings, crime rate, flood risk, and GP surgery proximity.
Value for Money
50Based on broadband quality relative to average house price in the area.
Map
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Area info
Parish
Harwell
District
Vale of White Horse
Region
Constituency
LSOA
E01028728
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